JPS5972397A - 多重インサ−トカツタビツト - Google Patents

多重インサ−トカツタビツト

Info

Publication number
JPS5972397A
JPS5972397A JP17062883A JP17062883A JPS5972397A JP S5972397 A JPS5972397 A JP S5972397A JP 17062883 A JP17062883 A JP 17062883A JP 17062883 A JP17062883 A JP 17062883A JP S5972397 A JPS5972397 A JP S5972397A
Authority
JP
Japan
Prior art keywords
insert
cutter
cutting edge
wear
bit
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP17062883A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6160235B2 (xx
Inventor
アレツクス・ジイ・マツケンナ
クライド・ジイ・ハツツエル
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kennametal Inc
Original Assignee
Kennametal Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kennametal Inc filed Critical Kennametal Inc
Publication of JPS5972397A publication Critical patent/JPS5972397A/ja
Publication of JPS6160235B2 publication Critical patent/JPS6160235B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
JP17062883A 1982-09-17 1983-09-17 多重インサ−トカツタビツト Granted JPS5972397A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US42431182A 1982-09-17 1982-09-17
US424311 1982-09-17
US524350 1983-08-18

Publications (2)

Publication Number Publication Date
JPS5972397A true JPS5972397A (ja) 1984-04-24
JPS6160235B2 JPS6160235B2 (xx) 1986-12-19

Family

ID=23682180

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17062883A Granted JPS5972397A (ja) 1982-09-17 1983-09-17 多重インサ−トカツタビツト

Country Status (5)

Country Link
JP (1) JPS5972397A (xx)
CA (1) CA1242463A (xx)
IN (1) IN160174B (xx)
MX (1) MX157916A (xx)
ZA (1) ZA836826B (xx)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6140989A (ja) * 1984-07-19 1986-02-27 エヌエル、ペトロリアム、プロダクツ、リミテツド ロータリードリルビツト
JPH01164386U (xx) * 1988-05-10 1989-11-16
JPH02125008U (xx) * 1989-03-22 1990-10-15
JPH0446185U (xx) * 1990-08-22 1992-04-20
JP2002242592A (ja) * 2001-02-20 2002-08-28 Toshiba Tungaloy Co Ltd シールド掘削機用ビット

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6140989A (ja) * 1984-07-19 1986-02-27 エヌエル、ペトロリアム、プロダクツ、リミテツド ロータリードリルビツト
JPH01164386U (xx) * 1988-05-10 1989-11-16
JPH02125008U (xx) * 1989-03-22 1990-10-15
JPH0446185U (xx) * 1990-08-22 1992-04-20
JP2002242592A (ja) * 2001-02-20 2002-08-28 Toshiba Tungaloy Co Ltd シールド掘削機用ビット
JP4622117B2 (ja) * 2001-02-20 2011-02-02 株式会社タンガロイ シールド掘削機用ビット

Also Published As

Publication number Publication date
IN160174B (xx) 1987-06-27
CA1242463A (en) 1988-09-27
JPS6160235B2 (xx) 1986-12-19
ZA836826B (en) 1984-10-31
MX157916A (es) 1988-12-19

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